Gas Law Exam

What about gasses can be measured?

• Pressure and Volume
• Temperature, Volume, and Pressure
• Volume and Temperature
• Pressure, Temperature, Volume, and Moles

In order to solve gas law calculations, temperature must be measured in:

• Fahrenheit
• Celsius
• Kelvin
• It doesn't matter 

Absolute Zero = ____ K or _____ C.

• 0, 273.15

• 0, -273.15

• 32, 237.15

• -32, -273.15

At STP, what is pressure in atmospheres?

• 1 atm
• 10 atm
• 0 atm
• 100 atm

Gas pressure is caused by ______.

• gravity.

• gas molecules colliding with each other.

• gas molecules colliding with surfaces of the container.

• gas molecules reacting with each other.

What describes the motion of a Gas Molecule?

• Molecules are far apart

• Move in constant, random motion

• It will travel in a straight path

• All of the above

Tags

NGSS.HS-PS3-2

In the ideal gas law, which variable represents the gas constant?

• n
• R
• T
• V

What does the variable "n" represent in the ideal gas law?

• pressure

• volume

• moles

• the gas constant

• temperature

What is 50 C in Kelvin?

• 223
• 323
• 100
• 50

What is the volume of 0.5 moles of an ideal gas at standard temperature and pressure (STP), according to Avogadro's Law?

• 11.2 L

• 22.4 L

• 5.6 L

• 44.8 L